import numpy as np
from scipy.optimize import minimize

def objective_function(x):
    x1, x2 = x
    return (x2 - np.abs(x1)**0.5 * np.sign(x1)) * (-x1 - x2)

initial_guess = [1, 1]
result = minimize(objective_function, initial_guess)

print("最小值:", result.fun)
print("对应的x1, x2:", result.x)